Electric bike



FIG. 1 is a right side elevation view of an electric bike embodying our new design;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a rear and left side perspective view thereof; and,

FIG. 7 is a front and right side perspective view thereof.

The broken line in the drawings illustrate portions of the electric bike that form no part of the claimed design. 

CLAIM The ornamental design for an electric bike, as shown and described. 